Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753764AbaBQPqR (ORCPT ); Mon, 17 Feb 2014 10:46:17 -0500 Received: from mail-pd0-f171.google.com ([209.85.192.171]:52170 "EHLO mail-pd0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751416AbaBQPqP (ORCPT ); Mon, 17 Feb 2014 10:46:15 -0500 Message-ID: <1392651973.24974.13.camel@edumazet-glaptop2.roam.corp.google.com> Subject: Re: REGRESSION f54b311142a92ea2e42598e347b84e1655caf8e3 tcp auto corking slows down iSCSI file system creation by factor of 70 [WAS: 4 TB VMFS creation takes 15 minutes vs 26 seconds] From: Eric Dumazet To: Thomas Glanzmann Cc: John Ogness , Eric Dumazet , "David S. Miller" , "Nicholas A. Bellinger" , target-devel , Linux Network Development , LKML Date: Mon, 17 Feb 2014 07:46:13 -0800 In-Reply-To: <20140217153213.GA12054@glanzmann.de> References: <20140207051500.GB10916@glanzmann.de> <20140207075536.GB17815@glanzmann.de> <1391801597.1155.28.camel@haakon3.risingtidesystems.com> <20140207205142.GA8609@glanzmann.de> <20140208093808.GD16336@glanzmann.de> <1391865273.10160.76.camel@edumazet-glaptop2.roam.corp.google.com> <20140208133744.GA20512@glanzmann.de> <1391868564.10160.91.camel@edumazet-glaptop2.roam.corp.google.com> <20140217140821.GD6211@glanzmann.de> <1392650807.24974.12.camel@edumazet-glaptop2.roam.corp.google.com> <20140217153213.GA12054@glanzmann.de> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2014-02-17 at 16:32 +0100, Thomas Glanzmann wrote: > Hello Eric, > > > Unfortunately you did not had good results with the MSG_MORE applied > > to the page fragments. > > I agree. We should submit only the submit the patch from this message: > > Message-ID: <1391886759.10160.114.camel@edumazet-glaptop2.roam.corp.google.com> > http://mid.gmane.org/1391886759.10160.114.camel@edumazet-glaptop2.roam.corp.google.com > > > I think I'll submit the part only dealing with the metadata. > > May I submit the patch or do you want to do it yourself? I'll do it tomorrow : Today is President's Day in the US, and I am spending the day with my family. Thanks ! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/